Is your defective GMC Sierra 1500 actually a LEMON?

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GMC TSB #PIT5926A

2023 GMC Sierra 1500

TSB Document:

MC-10217779-9999.pdf

Affected Component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE

Summary: This Preliminary information communicates informationÂ on correcting a rattle noise from the underbody exhaust heat shield.

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Date Published: JUL 21, 2022
NHTSA TSB #: 10217779

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